1613810412 has 48 divisors (see below), whose sum is σ = 4186183680. Its totient is φ = 537650064.

The previous prime is 1613810383. The next prime is 1613810447. The reversal of 1613810412 is 2140183161.

It is a happy number.

1613810412 is a `hidden beast` number, since 1 + 613 + 8 + 1 + 0 + 41 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 324013 + ... + 328955.

It is an arithmetic number, because the mean of its divisors is an integer number (87212160).

Almost surely, 2^1613810412 is an apocalyptic number.

1613810412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1613810412 is an abundant number, since it is smaller than the sum of its proper divisors (2572373268).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1613810412 is a wasteful number, since it uses less digits than its factorization.

1613810412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7979 (or 7971 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 27.

The square root of 1613810412 is about 40172.2592344518. The cubic root of 1613810412 is about 1172.9626167925.

Adding to 1613810412 its reverse (2140183161), we get a palindrome (3753993573).

The spelling of 1613810412 in words is "one billion, six hundred thirteen million, eight hundred ten thousand, four hundred twelve".